Minerals: Realgar and pyrite
Dimensions: (44x36x17) mm
Weight: 70g
Origin: Quiruvilca Mine, Perou
Information: This formation comes from the peripheral zone of the mineralized formation of the Quiruvilca Mine. This zone, being an area of ​​stibnite, contains stibnite, but also arsenopyrite, pyrite, sphalerite, galena, chalcopyrite and arsenic.